gmp_abs

(PHP 4 >= 4.0.4, PHP 5)

gmp_abs -- Absolute value

Description

resource gmp_abs ( resource a)

Returns absolute value of a.

例子 1. gmp_abs() example

<?php
$abs1
= gmp_abs("274982683358");
$abs2 = gmp_abs("-274982683358");

echo
gmp_strval($abs1) . "\n";
echo
gmp_strval($abs2) . "\n";
?>

The printout of the above program will be:

274982683358
274982683358